This image was taken 5 days post experimental inoculation with viscerotropic velogenic Newcastle disease. Bilateral facial edema has produced a square-shaped face, best appreciated from this vantage point.

Pathologic description:

There is bilateral swelling of the face, giving the head a “square” contour. The eyelids and the ocular feathers are covered by small amounts of yellow crust and the eyelids are swollen.

Record number:

20998

Case number:

5029

Age:

16 weeks

Breed:

White Leghorn SPF

Clinical form:

Acute

Infection type:

Experimental

History:

The photograph of this bird was taken 4 days post inoculation. The bird was experimentally inoculated with Viscerotropic Velogenic Newcastle Disease virus [MO/31387/96] on 3/2/08 at Plum Island Animal Disease Center. The inoculation was performed via cloacal swab using 0.1ml.